Public CSLB records

R C Underground INC, A General Engineering Contractor in Walnut Creek, CA

License #886390·Corporation·Walnut Creek, Contra Costa County
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Summary

R C Underground INC operating as a corporation holds an active California contractor license (CSLB #886390), valid through Dec 31, 2027. First issued in 2006, the license has been on the CSLB roster for 20 years. It carries a single CSLB classification: A — General Engineering Contractor. Records show an active surety bond on file with Western Surety Company and a previously-filed workers' compensation policy with Corepointe Insurance Company that is no longer active. The business is based in Walnut Creek, in Contra Costa County, California.

Business Information
Address
1280 Pine Street Ste B
Walnut Creek, CA 94596
License Details & Classifications
License Number
886390
Issued
Oct 27, 2006
Status
CLEAR
Expires
Dec 31, 2027
Entity
Corporation
Financial & Insurance Coverage
Contractor Bond
Surety
Western Surety Company
Bond Number
66632189
Effective
Jul 29, 2023
Status
Active
Workers' Compensation
Coverage
Workers' Compensation Insurance
Carrier
Corepointe Insurance Company
Policy Number
CTP1004062
Effective
Jul 16, 2025
Expires
Jul 16, 2026
Alert

This contractor has a compliance issue in its public CSLB record:

  • No active workers' comp on file
License StatusActive
Contractor BondOn file
Workers' CompensationInactive

An automated summary of public CSLB data, not a credit score, rating, or endorsement. How we determine this

Frequently asked questions
Is R C Underground INC licensed in California?

Yes. R C Underground INC holds California Contractors State License Board license number 886390, which is active and in good standing. The license was first issued on October 27, 2006. It is valid through December 31, 2027.

What does R C Underground INC specialize in?

R C Underground INC is licensed for one CSLB classification: A General Engineering Contractor.

Where is R C Underground INC headquartered?

R C Underground INC is headquartered at 1280 Pine Street Ste B, Walnut Creek, CA 94596, in Contra Costa County, California.

Does R C Underground INC have an active surety bond on file with CSLB?

Yes. R C Underground INC has an active California contractor surety bond filed with Western Surety Company.

Does R C Underground INC carry workers' compensation coverage?

R C Underground INC has a previously-filed workers' compensation policy with Corepointe Insurance Company that is no longer active.

How do I verify R C Underground INC's contractor license?

You can verify R C Underground INC's license directly with the California Contractors State License Board at https://www.cslb.ca.gov/OnlineServices/CheckLicenseII/LicenseDetail.aspx?LicNum=886390.

Activity Timeline
  1. License issuedOct 27, 2006
  2. Bond activeJul 29, 2023
  3. WC coverage startsJul 16, 2025
  4. WC expiredJul 16, 2026
  5. License expiresDec 31, 2027
Other contractors in Contra Costa County
California lien & payment resources

Working a California job with R C Underground INC, or chasing an unpaid invoice? These free tools track your mechanics lien deadlines and rights under California Civil Code §§8200–8848.

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